CVE-2022-22760mediumCWE-209

CVE-2022-22760: medium-severity vulnerability in Mozilla Firefox

Published 22 Dec 2022 · Updated 16 Apr 2025

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13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 6.5epss 0.8%

When importing resources using Web Workers, error messages would distinguish the difference between <code>application/javascript</code> responses and non-script responses. This could have been abused to learn information cross-origin. This vulnerability affects Firefox < 97, Thunderbird < 91.6, and Firefox ESR < 91.6.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Affected products

Mozilla · Firefox Mozilla · Firefox ESR Mozilla · Thunderbird

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References

https://bugzilla.mozilla.org/show_bug.cgi?id=1740985 https://bugzilla.mozilla.org/show_bug.cgi?id=1748503 https://www.mozilla.org/security/advisories/mfsa2022-04/https://www.mozilla.org/security/advisories/mfsa2022-05/https://www.mozilla.org/security/advisories/mfsa2022-06/